Finding the Fourth Proportional to 35,272.27, 48,672.21 and 20,168.56

Step by Step Solution

1. Step 1: Write the proportion equation
   35,272.27 : 48,672.21 = 20,168.56 : x
2. Step 2: Convert to fraction form
   35,272.27/48,672.21 = 20,168.56/x
3. Step 3: Cross multiply
   35,272.27x = 48,672.21 × 20,168.56
4. Step 4: Simplify right side
   35,272.27x = 981,648,387.72
5. Step 5: Solve for x
   x = 981,648,387.72/35,272.27
6. Step 6: Final answer
   x = 27,830.60